Measurement E213M923
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(π+))) | |
| Q2: | 3.0 — 3.5 GeV2 | |
| W: | 2.075 — 2.1 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.4103 | 0.1867 | 0.3645 | 0.4095 |
| 27.0 | 2.4346 | 0.1706 | 0.3764 | 0.4133 |
| 45.0 | 1.4806 | 0.0874 | 0.2917 | 0.3045 |
| 63.0 | 1.709 | 0.1794 | 0.32 | 0.3668 |
| 81.0 | 1.245 | 0.0675 | 0.2339 | 0.2434 |
| 99.0 | 1.1798 | 0.0527 | 0.2241 | 0.2302 |
| 117.0 | 1.0426 | 0.0663 | 0.2065 | 0.2169 |
| 135.0 | 0.7847 | 0.1106 | 0.1879 | 0.218 |
| 153.0 | 0.8442 | 0.0754 | 0.3289 | 0.3374 |
| 171.0 | 1.2318 | 0.0037 | 0.7671 | 0.7671 |
Experiment comment: